When your phone is in safe mode, it only loads pre-installed applications and will not load any apps added later by the end-user. After entering safe mode, use your phone as normal and check if the problem persists.
How to Enter Safe Mode
1. Press and hold the power key for a few seconds.
2. Tap and hold power-off icon until Reboot to safe mode appears.
3. Select OK.
4. The device will reboot to safe mode.
How to Exit Safe Mode
1. Press and hold the power key for a few seconds.
2. Tap Restart.
3. The device will reboot normally.